Free In-Home Estimates

Experienced Heating and Cooling Specialists

Barrick-Oltman, Inc. Heating & Cooling is a locally, family-owned business located in Washington, IL. Owners Mark Barrick and Dan Oltman started the company in 2007 after working together for many years in the heating and cooling industry. Mark and Dan have over 40 years of combined experience in the HVAC industry. 

Residential or light commercial, our experience and training allows us to specialize in creative solutions to difficult problems that can arise in today’s high demands for custom comfort. Whether it’s a new construction home or office or replacing an existing system, we have what it takes to "Bring Comfort Home."

Our Staff

  • Mark Barrick, Owner
  • Dan Oltman, Owner
  • Jeromy Ashley, Installation manager
  • Ron Snare, Installer
  • Don Barrett, Service Technician
  • Otilia Kennell, Office Staff






Barrick-Oltman, Inc. Heating & Cooling is a Bryant Factory Authorized Dealer and a Mitsubishi Diamond Contractor and holds many certified titles such as Bryant Healthy Air Specialist and North American Technician Excellence (NATE).

Barrick-Oltman takes great pride in what we do, and is committed to our customers so much that we offer an amazing one year, unconditional risk-free guarantee with every Bryant installation. 

Contact us today at 309-444-4474 for a free, in-home estimate for all
your heating and cooling needs